As NC machines need a large capital investment, we should efficiently use them.
举一反三
- What are mutually exclusive investment projects? A: If two investment projects are mutually exclusive, that is to say, if we accept one of them, we should accept another project. B: If two investment projects are mutually exclusive, that is to say, if we accept one of them, we cannot accept another project. C: If two investment projects are mutually exclusive, that is to say, if we reject one of them, we should reject another project. D: None of above is true
- When we play a fast note,_________. A: The right wrist should move natural and flexible B: We should mainly use large muscle groups C: We should use the left half of bows D: We should mainly use small muscle groups, others play a supporting role
- As periodic and balanced sentences are very impressive, we should use more of them in writing.
- v. use machines to make goods or materials, usually in large numbers or amounts
- We can use special machines to detect ________money.